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General

  • Target

    38e1221a40e0325b2bc547e1bcbca91b_JaffaCakes118

  • Size

    255KB

  • Sample

    241012-hjsf8ayelg

  • MD5

    38e1221a40e0325b2bc547e1bcbca91b

  • SHA1

    daae377df141d9505b6fc074eb3b2690dc8f8717

  • SHA256

    7a2e00ba3e4c1e3bdc8ae5ad27270495e124e8919bb9fdf222f33f32aa1da819

  • SHA512

    2fae3ad7385d68a4f41fa8dae20e48eb022320a29ef487dd81b011a93c4c8d7809d1d2e38aa48f300d66a99aff40edb20665adee6e79760ac4c0de0b87bf842f

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJA:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIP

Malware Config

Targets

    • Target

      38e1221a40e0325b2bc547e1bcbca91b_JaffaCakes118

    • Size

      255KB

    • MD5

      38e1221a40e0325b2bc547e1bcbca91b

    • SHA1

      daae377df141d9505b6fc074eb3b2690dc8f8717

    • SHA256

      7a2e00ba3e4c1e3bdc8ae5ad27270495e124e8919bb9fdf222f33f32aa1da819

    • SHA512

      2fae3ad7385d68a4f41fa8dae20e48eb022320a29ef487dd81b011a93c4c8d7809d1d2e38aa48f300d66a99aff40edb20665adee6e79760ac4c0de0b87bf842f

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJA:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIP

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Disables RegEdit via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks